Features:  -IPX5 waterproof, dustproof, shockproof.  -Big power with loud adjustable volume.  -Call function, noise canceling microphone makes you answer calls without reaching your phone.  -FM receiver makes you listen radio freely.  -Support TF Card or misro SD Card up to 32G, support AUX, support USB 2.0 Disk.  -Easy button control, you can press buttons to turn on/off, play/pause, switch mode, skip songs, adjust volume etc.  -Bluetooth 5.0, compatible with all Bluetooth devices.  -500mAh battery for up to 6 hours of playtime at normal volume on a full charge.    Specification:  Bluetooth version: 5.0;  Bluetooth distance: <33Ft;  Support: FM, TF card input, U disk input, 3.5mm audio input;  Extended memory: 32G(Not included);  Battery capacity: 500mAh;  Charging Time: 1 hours;  Listening/Talking time: 4-6 hours;  Waterproof level: IPX5;  Charging parameters: 5V;  Support music format: MP3, wav, wma, Flac, APE;  Frequency response: 100Hz-20KHz;  Signal to noise ratio: ≧95dB;  Distortion rate: <1%;  Material: ABS;  Color: Black, Blue, Red, Camouflage;  Product size: 90*70*100mm;  Product net weight: 330g;    Package Contents:  1 * Portable Bluetooth Speaker;  1 * USB Cable;  1 * Audio Cable;  1 * User Manual